Below you will find our collection of revision notes and video tutorials. For the best revision experience, use both the notes and the videos at the same time to help you follow along. All resources are updated for the latest OCR A Biology specification.

Filter by paper: AS Paper 1 & 2 contains topics: 1 to 4 A-Level Paper 1 contains topics: 1, 2, 3 and 5 A-Level Paper 2 contains topics: 1, 2, 4 and 6 A-Level Paper 3 contains all topics

Video Tutorials

This is our hand-picked collection of the best revision videos from around the web. We've carefully chosen the most up to date content which applies to the current OCR Biology specification. We'd love to hear your suggestions or display your own content here, just let us know using the contact form.


1. Development of practical skills in biology
  • We do not yet offer content for this topic.

2. Foundations in biology

3. Exchange and transport

4. Biodiversity, evolution and disease

5. Communication, homeostasis and energy

6. Genetics, evolution and ecosystems